* {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

input {
    outline: none;
}

a {
    text-decoration: none;
}

body {
    background-color: #f3f5f7;
    height: 3000px;
}

.w {
    width: 1200px;
    margin: auto;
}

.header {
    height: 52px;
    margin: 30px auto;
}

.logo {
    float: left;
    margin-right: 60px;
    width: 200px;
    height: 51px;
}

.nav>ul>li {
    float: left;
    text-align: center;
}

.nav ul li a {
    display: block;
    padding: 0 10px;
    font-size: 20px;
    height: 50px;
    line-height: 50px;
    text-decoration: none;
}

.nav ul li a:hover {
    border: 2px solid #00a4ff;
}

.search {
    float: left;
    margin-left: 30px;
}

.search input {
    width: 200px;
    height: 30px;
    padding-left: 10px;
    border: 1px solid #00a4ff;
    color: #ccc;
}

.search button {
    width: 50px;
    height: 30px;
    margin-left: -4px;
}

.user {
    float: left;
    margin-left: 40px;
}

.banner {
    height: 420px;
    background: url(../images/banner2.png) no-repeat top center;
    background-color: #1c036c;
}

.subnav {
    float: left;
    width: 150px;
    height: 420px;
    background: rgb(0, 0, 0, .3);
    padding: 0 20px;
}

.subnav ul {
    margin-top: 10px;
}

.subnav li {
    height: 50px;
    width: 100%;
    line-height: 45px;
}

.subnav a {
    float: left;
    color: #f3f5f7;
    font-size: 18px;
}

.subnav a:hover {
    color: #00b4ff;
}

.subnav li span {
    float: right;
    color: #f3f5f7;
}

.course {
    float: right;
    width: 228px;
    height: 300px;
    margin-top: 50px;
    background-color: #fff;
}

.navone {
    height: 60px;
    background-color: #9bcaea;
    line-height: 60px;
    text-align: center;
    color: #f3f5f7;
}

.navtwo {
    padding: 0 15px;
}

.navtwo li {
    height: 50px;
    border-bottom: 1px solid #ccc;
    margin-top: 10px;
}

.navtwo input {
    margin-top: 3px;
    height: 50px;
    width: 188px;
    border: 1px solid #00a4ff;
    background-color: #00a4ff;
}

.navtwo input:hover {
    background-color: #fff;
}

.goods {
    height: 60px;
    margin-top: 10px;
    line-height: 60px;
    background-color: #fff;
    box-shadow: 2px 2px 2px rgba(0, 0, 0, .3);
}

.goods h3 {
    float: left;
    color: #004aff;
    margin-left: 30px;
}

.goods ul,
li {
    float: left;
}

.goods ul li {
    width: auto;
    margin-left: 40px;
    font-size: 18px;
}

.goods ul li a {
    color: black;
}

.goods ul li a:hover {
    color: red;
}

.goods h5 {
    padding-right: 10px;
    float: right;
    color: #004aff;
}

.box {
    margin-top: 15px;
}

.box-hd {
    padding: 0 5px;
}

.box .box-hd {
    height: 60px;
    line-height: 60px;
}

.box .box-hd h3 {
    float: left;
    font-weight: bold;
    color: #666666;
}

.box .box-hd span {
    float: right;
    color: 050505;
}

.box-hd ul {
    margin-left: 400px;
}

.box-hd ul li a {
    font-size: 20px;
    margin: 0 20px;
    color: #666666;
}

.box-hd ul li a:hover {
    color: red;
}

.box-bd {
    overflow: hidden;
    width: 1215px;
    margin-top: 10px;
}

.box-bd ul li {
    float: left;
    overflow: hidden;
    position: relative;
    width: 228px;
    height: 270px;
    margin-right: 15px;
    margin-bottom: 15px;
    background-color: #fff;
}

.box-bd ul li h4 {
    font-size: 14px;
    margin: 20px 20px;
    color: #050505;
    font-weight: 550;
}

.box-bd ul li p {
    text-align: center;
    color: #ff7c88;
}

.box-bd ul li p span:last-child {
    font-size: 12px;
    color: #ccc;
}

.boxt-bd {
    width: 1215px;
    margin-top: 34px;
    overflow: hidden;
}

.image-left {
    float: left
}

.image-right {
    float: right;
    margin-left: 15px;
}

.image-right ul {
    margin-top: 17px;
}

.image-right ul li {
    float: left;
    overflow: hidden;
    width: 228px;
    height: 270px;
    margin-right: 15px;
    margin-bottom: 15px;
    background-color: #fff;
}

.image-right ul li h4 {
    font-size: 14px;
    margin: 20px 20px;
    color: #050505;
    font-weight: 550;
}

.image-right ul li p {
    text-align: center;
    color: #ff7c88;
}

.image-right ul li p span:last-child {
    font-size: 12px;
    color: #ccc;
}

.footer {
    height: 450px;
    padding-top: 30px;
    background-color: #f3f5f7;
}

.copyringht {
    float: left;
}

.copyringht p {
    font-size: 12px;
    color: #666;
    margin: 42px 0 33px 0;
}

.app {
    display: block;
    width: 150px;
    height: 44px;
    border: 1px solid #00a4ff;
    text-align: center;
    line-height: 44px;
    font-size: 16px;
    color: #00a4ff;
}

.links {
    float: right;
    margin-right: 10px;
}

.links dl {
    float: left;
    margin-left: 163px;
}

.links dt {
    height: 35px;
    font-size: 16px;
    color: #333;
}

.links dt a {
    font-size: 12px;
    color: #333;
}

.links dd a:hover {
    color: #00a4ff;
}

.w img {
    transition: all 0.5s;
}

.w img:hover {
    margin-top: -20px;
}

.fixedbar {
    position: absolute;
    top: 900px;
    left: 50%;
    margin-left: -790px;
    width: 180px;
    height: 420px;
}

.fixedbar ul li {
    width: 150px;
    height: 30px;
    margin-top: 30px;
    font-size: 20px;
}

.fixedbar ul li a {
    color: #050505;
}

.hot {
    position: absolute;
    top: 0;
    right: 0px;
}